package StringExercise;

public class toUpperCase {
    public static void main(String[] args) {
        String str = "aaFGDAass";
        System.out.println(str.toUpperCase());
        System.out.println(str.toLowerCase());


        String str1 = "MiHoYou";
        System.out.println(str1.toUpperCase());
        System.out.println(str1.toLowerCase());
    }
}
